4493619764 has 6 divisors (see below), whose sum is σ = 7863834594. Its totient is φ = 2246809880.

The previous prime is 4493619763. The next prime is 4493619797. The reversal of 4493619764 is 4679163944.

It can be written as a sum of positive squares in only one way, i.e., 2741360164 + 1752259600 = 52358^2 + 41860^2 .

It is a super-2 number, since 2×4493619764² = 40385237166822831392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4493619761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561702467 + ... + 561702474.

It is an arithmetic number, because the mean of its divisors is an integer number (1310639099).

Almost surely, 2^4493619764 is an apocalyptic number.

It is an amenable number.

4493619764 is a deficient number, since it is larger than the sum of its proper divisors (3370214830).

4493619764 is a wasteful number, since it uses less digits than its factorization.

4493619764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123404945 (or 1123404943 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 53.

The square root of 4493619764 is about 67034.4669852756. The cubic root of 4493619764 is about 1650.1829933560.

The spelling of 4493619764 in words is "four billion, four hundred ninety-three million, six hundred nineteen thousand, seven hundred sixty-four".